Respondents rating potential issues about spirometry testing as moderately or severely problematic

To keep blowing even though you do not feel anything is coming out31.4
Feeling tired after the test26.3
Concerns about shortness of breath due to the test20.1
Concerns about ability to complete the test17.5
Feeling dizzy17.5
Nose clip uncomfortable16.6
Dryness in mouth13.2
Not given enough information about why the test is done12.1
Mouthpiece uncomfortable12.0
Not given enough information about how to perform the test11.7
Requirement to withhold inhalers prior to the test11.4
Lack of support from healthcare professionals running the test9.8
Feel embarrassed during the test (e.g. being shouted at to blow)9.7

Data are presented as %.